Universal Licensing System
WRMJ683
Wisper ISP, LLC
License details
| ULS identifier | 4438307 |
|---|
| Call sign | WRMJ683 |
|---|
| Radio service | MG |
|---|
| Status | A |
|---|
| Grant date | 2021-04-20 |
|---|
| Expiration | 2031-04-20 |
|---|
| Frequency range | 10835 - 10915 MHz (2 frequencies) |
|---|
| Locations | 1 |
|---|
| Coordinates | 37.6730556, -88.6172778 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-17 04:25:15 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 10835.00000000 | | | | | |
| 1 | 1 | FXO | 10835.00000000 | | | | | |
| 1 | 1 | FXO | 10835.00000000 | | | | | |
| 1 | 1 | FXO | 10835.00000000 | | | | | |
| 1 | 1 | FXO | 10835.00000000 | | | | | |
| 1 | 1 | FXO | 10835.00000000 | | | | | |
| 1 | 1 | FXO | 10835.00000000 | | | | | |
| 1 | 1 | FXO | 10835.00000000 | | | | | |
| 1 | 1 | FXO | 10835.00000000 | | | | | |
| 1 | 1 | FXO | 10835.00000000 | | | | | |
| 1 | 2 | FXO | 10915.00000000 | | | | | |
| 1 | 2 | FXO | 10915.00000000 | | | | | |
| 1 | 2 | FXO | 10915.00000000 | | | | | |
| 1 | 2 | FXO | 10915.00000000 | | | | | |
| 1 | 2 | FXO | 10915.00000000 | | | | | |
| 1 | 2 | FXO | 10915.00000000 | | | | | |
| 1 | 2 | FXO | 10915.00000000 | | | | | |
| 1 | 2 | FXO | 10915.00000000 | | | | | |
| 1 | 2 | FXO | 10915.00000000 | | | | | |
| 1 | 2 | FXO | 10915.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10835.00000000 | | 80M0D7W |
| 1 | 1 | 10835.00000000 | | 80M0D7W |
| 1 | 1 | 10835.00000000 | | 80M0D7W |
| 1 | 1 | 10835.00000000 | | 80M0D7W |
| 1 | 1 | 10835.00000000 | | 80M0D7W |
| 1 | 1 | 10835.00000000 | | 80M0D7W |
| 1 | 1 | 10835.00000000 | | 80M0D7W |
| 1 | 1 | 10835.00000000 | | 80M0D7W |
| 1 | 1 | 10835.00000000 | | 80M0D7W |
| 1 | 1 | 10835.00000000 | | 80M0D7W |
| 1 | 2 | 10915.00000000 | | 80M0D7W |
| 1 | 2 | 10915.00000000 | | 80M0D7W |
| 1 | 2 | 10915.00000000 | | 80M0D7W |
| 1 | 2 | 10915.00000000 | | 80M0D7W |
| 1 | 2 | 10915.00000000 | | 80M0D7W |
| 1 | 2 | 10915.00000000 | | 80M0D7W |
| 1 | 2 | 10915.00000000 | | 80M0D7W |
| 1 | 2 | 10915.00000000 | | 80M0D7W |
| 1 | 2 | 10915.00000000 | | 80M0D7W |
| 1 | 2 | 10915.00000000 | | 80M0G7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 13705 US Highway 45 South, Ozark, JOHNSON, IL | 37.56527778, -88.77641667 | 210.600 m | LTOWER | 76.200 m structure / 78.000 m overall | N |
| 2 | R | | 37.52002778, -88.83661111 | 220.300 m | | | |
| 3 | R | | 37.67305556, -88.61727778 | 121.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RF Engineering & Energy R RFMA-1138UH09WS | | S | 37.6000 | 226.7000 | | |
| 1 | 2 | R | RF Engineering & Energy R RFMA-1138UH09WS | | | 37.6000 | 0.0000 | | |
| 1 | 3 | R | RFS SC3-W100BD | | | 38.3000 | 0.0000 | | |
| 2 | 1 | T | RFS SC3-W100BD | | S | 38.3000 | 49.5000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2024-01-30 | WRMJ683 | LITRAN |
| 2023-07-13 | WRMJ683 | LITRAN |
| 2021-09-27 | WRMJ683 | LIMOD |
| 2021-04-20 | WRMJ683 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4438307 | 2026-08-17 04:25:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRMJ683 | ULS 4438307 | 2026-08-17 04:25:15 |
| Status | A | ULS 4438307 | 2026-08-17 04:25:15 |
| Service | MG | ULS 4438307 | 2026-08-17 04:25:15 |
| Grant Date | 2021-04-20 | ULS 4438307 | 2026-08-17 04:25:15 |
| Expiration Date | 2031-04-20 | ULS 4438307 | 2026-08-17 04:25:15 |